The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 11, 2017

Filed:

Sep. 19, 2014
Applicant:

Anwell Semiconductor Corp., Hsin-Chu, TW;

Inventors:

Cheng-Po Hsiao, Hsin-Chu, TW;

Chung-Hsin Huang, Hsin-Chu, TW;

Ke-Horng Chen, Hsin-Chu, TW;

Chun-Chieh Kuo, Hsin-Chu, TW;

Shih-Ping Tu, Hsin-Chu, TW;

Shao-Wei Chiu, Hsin-Chu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 1/00 (2006.01); H02J 3/14 (2006.01); H02M 3/338 (2006.01); H02M 1/00 (2006.01);
U.S. Cl.
CPC ...
H02M 3/338 (2013.01); H02M 2001/007 (2013.01);
Abstract

A self-excited power conversion circuit for secondary side control output power includes a comparator unit and a transistor installed directly in a secondary side output module, and the comparator unit is electrically coupled to at least one load, and the transistor is electrically coupled between to a conversion module of the circuit and the load. The comparator unit is provided for adjusting the duty cycle of the transistor after detecting the amount of energy outputted from the conversion module to the load from, so as to adjust the amount of energy actually received by the load to achieve a constant power effect.


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